AS40387

Summary

Country	United States
Organization	University of Illinois
Domain	illinois.edu
Number of IPv4	2,048
Number of IPv6	1.2089× 1024
AS Type	Education
Registry	ARIN
Allocated	February 07, 2007 (about 18 years ago)
Updated	December 02, 2014 (about 11 years ago)

IP Ranges

AS40387 announces 1 IPv4 range and 1 IPv6 range.

That's a total of 2,048 IPv4 addresses and 1.2089× 10²⁴ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
72.36.120.0/21	University of Illinois	2,048	ARIN	ALLOCATION

Prefix	Organization	Size	Registry	Status
2620:0:e10::/48	University of Illinois	1.2089× 1024	ARIN	ALLOCATION

Peers

AS40387 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

Upstreams

AS40387 connects to the global Internet via at least 6 upstream providers. In this setup, AS40387 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS40387 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS40387's role in extending Internet access beyond its own infrastructure.